<template>
  <div class="login_container">
    <div class="login_box">
      <div class="avatar_box">
        <img src="../assets/logo.png">
      </div>

      <el-form ref="loginFormRef" label-width="0px" :model="loginForm" class="login_form" :rules="rules">
        <el-form-item prop="username">
          <el-input prefix-icon="iconfont icon-user" v-model="loginForm.username"></el-input>
        </el-form-item>

        <el-form-item prop="password">
          <el-input prefix-icon="iconfont icon-3702mima" v-model="loginForm.password" type="password"></el-input>
        </el-form-item>

        <el-form-item class="btns">
          <el-button type="primary" @click="login">登录</el-button>
          <el-button type="info" @click="resetFieldsForm">重置</el-button>
        </el-form-item>
      </el-form>
    </div>
  </div>
</template>

<script>
export default {
  name: "Login",
  data() {
    return {
      loginForm: {
        username: "admin",
        password: "123456",
      },
      rules: {
        username: [{required: true, message: '请输入登录名称', trigger: 'blur'},
          {min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur'}],
        password: [{required: true, message: '请输入登录名称', trigger: 'blur'},
          {min: 6, max: 15, message: '长度在 3 到 15 个字符', trigger: 'blur'}]
      }
    }
  },
  methods:{
    resetFieldsForm(){
       this.$refs.loginFormRef.resetFields();
    },
    login(){
      this.$refs.loginFormRef.validate((valid)=>{
        if (!valid) return;
        //this.$http.post("login",this.loginForm) 得到一个promiss对象
        this.$http.post("login",this.loginForm).then(res=>{
          console.log(res)
          if (res.data.meta.status!=400) {
            this.$message.success("登陆成功")
            // console.log(res.data.data.token)
            window.sessionStorage.setItem("token",res.data.data.token)
            this.$router.push('/home')
          }else {
            console.log("登录失败")
            this.$message.error("登陆失败")
          }
        })
      })
    }
  }
}
</script>

<style lang="less" scoped>
.login_container {
  background-color: #2b4b6b;
  height: 100%;
}

.login_box {
  width: 450px;
  height: 300px;
  background-color: white;
  border-radius: 3px;
  position: absolute;
  left: 50%;
  top: 50%;
  transform: translate(-50%, -50%);

  .avatar_box {
    width: 130px;
    height: 130px;
    border: 1px solid #eee;
    border-radius: 50%;
    padding: 10px;
    box-shadow: 0 0 10px #ddd;
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #fff;

    img {
      width: 100%;
      height: 100%;
      border-radius: 50%;
      background-color: #eee;
    }
  }
}

.login_form {
  position: absolute;
  bottom: 20px;
  width: 100%;
  padding: 0 20px;
  box-sizing: border-box;
}

.btns {
  display: flex;
  justify-content: flex-end;
}
</style>